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<h1>src/qvgpukltflow/qvkltfeaturetracking.h</h1><a href="qvkltfeaturetracking_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> *      Copyright (C) 2011, 2012. PARP Research Group.</span>
<a name="l00003"></a>00003 <span class="comment"> *      &lt;http://perception.inf.um.es&gt;</span>
<a name="l00004"></a>00004 <span class="comment"> *      University of Murcia, Spain.</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> *      This file is part of the QVision library.</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> *      QVision is free software: you can redistribute it and/or modify</span>
<a name="l00009"></a>00009 <span class="comment"> *      it under the terms of the GNU Lesser General Public License as</span>
<a name="l00010"></a>00010 <span class="comment"> *      published by the Free Software Foundation, version 3 of the License.</span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> *      QVision is distributed in the hope that it will be useful,</span>
<a name="l00013"></a>00013 <span class="comment"> *      but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00014"></a>00014 <span class="comment"> *      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<a name="l00015"></a>00015 <span class="comment"> *      GNU Lesser General Public License for more details.</span>
<a name="l00016"></a>00016 <span class="comment"> *</span>
<a name="l00017"></a>00017 <span class="comment"> *      You should have received a copy of the GNU Lesser General Public</span>
<a name="l00018"></a>00018 <span class="comment"> *      License along with QVision. If not, see &lt;http://www.gnu.org/licenses/&gt;.</span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020 
<a name="l00024"></a>00024 
<a name="l00025"></a>00025 <span class="preprocessor">#ifndef QVKLTFEATURETRACKING_H</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#define QVKLTFEATURETRACKING_H</span>
<a name="l00027"></a>00027 <span class="preprocessor"></span>
<a name="l00028"></a>00028 <span class="preprocessor">#include &lt;QVKLTTracker&gt;</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include &lt;iostream&gt;</span>
<a name="l00030"></a>00030 
<a name="l00031"></a>00031 <span class="keyword">using namespace </span>std;
<a name="l00032"></a>00032 
<a name="l00039"></a><a class="code" href="classQVKLTFeatureTracking.html">00039</a> <span class="keyword">class </span><a class="code" href="classQVKLTFeatureTracking.html" title="Class to store the successive positions of an individual feature tracked in a video...">QVKLTFeatureTracking</a> {
<a name="l00040"></a>00040   <span class="keyword">private</span>:
<a name="l00041"></a>00041     QList&lt;QVKLTTrackerFeature&gt; track;
<a name="l00042"></a>00042     <span class="keywordtype">int</span> firstFrame, lastFrame;
<a name="l00043"></a>00043 
<a name="l00044"></a>00044   <span class="keyword">public</span>:
<a name="l00049"></a><a class="code" href="classQVKLTFeatureTracking.html#ae822060d0c32bd4b9fa2ced7ebac8e14">00049</a>     <a class="code" href="classQVKLTFeatureTracking.html#ae822060d0c32bd4b9fa2ced7ebac8e14" title="Constructor from an freshly detected feature.">QVKLTFeatureTracking</a>(<a class="code" href="classQVKLTTrackerFeature.html" title="Image feature location used by the GPU-KLT tracker.">QVKLTTrackerFeature</a> feature, <span class="keywordtype">int</span> firstFrame) {
<a name="l00050"></a>00050         track = QList&lt;QVKLTTrackerFeature&gt;();
<a name="l00051"></a>00051         track.append(feature);
<a name="l00052"></a>00052         this-&gt;firstFrame = firstFrame;
<a name="l00053"></a>00053         this-&gt;lastFrame = firstFrame;
<a name="l00054"></a>00054     };
<a name="l00055"></a>00055 
<a name="l00057"></a><a class="code" href="classQVKLTFeatureTracking.html#a516e4609bac4e38e86159fec7e61d9d8">00057</a>     <a class="code" href="classQVKLTFeatureTracking.html#a516e4609bac4e38e86159fec7e61d9d8" title="Default constructor.">QVKLTFeatureTracking</a>() {
<a name="l00058"></a>00058         track = QList&lt;QVKLTTrackerFeature&gt;();
<a name="l00059"></a>00059         this-&gt;firstFrame = -1;
<a name="l00060"></a>00060         this-&gt;lastFrame = -1;
<a name="l00061"></a>00061     }
<a name="l00062"></a>00062 
<a name="l00064"></a><a class="code" href="classQVKLTFeatureTracking.html#a59d80aa9252958546679b0d59a0df57a">00064</a>     <a class="code" href="classQVKLTFeatureTracking.html#a516e4609bac4e38e86159fec7e61d9d8" title="Default constructor.">QVKLTFeatureTracking</a>(<span class="keyword">const</span> <a class="code" href="classQVKLTFeatureTracking.html" title="Class to store the successive positions of an individual feature tracked in a video...">QVKLTFeatureTracking</a> &amp;ft)
<a name="l00065"></a>00065         :track(ft.track), firstFrame(ft.firstFrame), lastFrame(ft.lastFrame) { }
<a name="l00066"></a>00066 
<a name="l00067"></a>00067     ~<a class="code" href="classQVKLTFeatureTracking.html" title="Class to store the successive positions of an individual feature tracked in a video...">QVKLTFeatureTracking</a>() { }
<a name="l00068"></a>00068 
<a name="l00074"></a><a class="code" href="classQVKLTFeatureTracking.html#af301c7af9bd1f9b4e0d67998c28bcd18">00074</a>     <span class="keywordtype">void</span> <a class="code" href="classQVKLTFeatureTracking.html#af301c7af9bd1f9b4e0d67998c28bcd18" title="Update the tracking hash with the updated feature hash.">addFeature</a>(<span class="keyword">const</span> <a class="code" href="classQVKLTTrackerFeature.html" title="Image feature location used by the GPU-KLT tracker.">QVKLTTrackerFeature</a> &amp;feature) {
<a name="l00075"></a>00075         track.append(feature);
<a name="l00076"></a>00076         lastFrame++;
<a name="l00077"></a>00077     };
<a name="l00078"></a>00078 
<a name="l00079"></a>00079     <span class="comment">/*void endTracking(int lastFrame) {</span>
<a name="l00080"></a>00080 <span class="comment">        if (this-&gt;lastFrame == -1) {</span>
<a name="l00081"></a>00081 <span class="comment">            cerr &lt;&lt; &quot;Error: El tracking ya se terminó en el frame &quot; &lt;&lt; this-&gt;lastFrame &lt;&lt; endl;</span>
<a name="l00082"></a>00082 <span class="comment">        }</span>
<a name="l00083"></a>00083 <span class="comment">        this-&gt;lastFrame = lastFrame;</span>
<a name="l00084"></a>00084 <span class="comment">    }*/</span>
<a name="l00085"></a>00085 
<a name="l00089"></a><a class="code" href="classQVKLTFeatureTracking.html#a7507c7562e2e73a0166b47e8e9f11787">00089</a>     QList&lt;QVKLTTrackerFeature&gt; <a class="code" href="classQVKLTFeatureTracking.html#a7507c7562e2e73a0166b47e8e9f11787" title="Gets the list of feature positions in the tracking.">getFeatureList</a>()<span class="keyword"> const </span>{
<a name="l00090"></a>00090         <span class="keywordflow">return</span> track;
<a name="l00091"></a>00091     }
<a name="l00092"></a>00092 
<a name="l00096"></a><a class="code" href="classQVKLTFeatureTracking.html#a7477cf0438d610652a2fbc4788ce35b3">00096</a>     <span class="keywordtype">int</span> <a class="code" href="classQVKLTFeatureTracking.html#a7477cf0438d610652a2fbc4788ce35b3" title="Gets the index of the last frame in which the feature was detected.">getLastFrame</a>()<span class="keyword"> const </span>{
<a name="l00097"></a>00097         <span class="keywordflow">return</span> lastFrame;
<a name="l00098"></a>00098     }
<a name="l00099"></a>00099 
<a name="l00103"></a><a class="code" href="classQVKLTFeatureTracking.html#acfe71e802d735513975c455e5e01f0d4">00103</a>     <span class="keywordtype">int</span> <a class="code" href="classQVKLTFeatureTracking.html#acfe71e802d735513975c455e5e01f0d4" title="Gets the index of the first frame in which the feature was detected.">getFirstFrame</a>()<span class="keyword"> const </span>{
<a name="l00104"></a>00104         <span class="keywordflow">return</span> firstFrame;
<a name="l00105"></a>00105     }
<a name="l00106"></a>00106 
<a name="l00110"></a><a class="code" href="classQVKLTFeatureTracking.html#aefff1609456664f59d901b640fbd7591">00110</a>     <span class="keywordtype">int</span> <a class="code" href="classQVKLTFeatureTracking.html#aefff1609456664f59d901b640fbd7591" title="Gets the size of the tracking (number of frames in which the feature was tracked)...">size</a>()<span class="keyword"> const </span>{
<a name="l00111"></a>00111         <span class="keywordflow">return</span> track.size();
<a name="l00112"></a>00112     };
<a name="l00113"></a>00113 };
<a name="l00114"></a>00114 
<a name="l00121"></a><a class="code" href="classQVTrackingManager.html">00121</a> <span class="keyword">class </span><a class="code" href="classQVTrackingManager.html" title="Class to manage trackings of features in video sequences.">QVTrackingManager</a> {
<a name="l00122"></a>00122   <span class="keyword">public</span>:
<a name="l00125"></a><a class="code" href="classQVTrackingManager.html#a46d277759f98350538c1dc826ae08f3a">00125</a>     <a class="code" href="classQVTrackingManager.html#a46d277759f98350538c1dc826ae08f3a" title="Default constructor.">QVTrackingManager</a>(<span class="keywordtype">bool</span> removeLostTrackings=<span class="keyword">true</span>) {
<a name="l00126"></a>00126         this-&gt;trackings = QHash&lt;int, QVKLTFeatureTracking&gt; ();
<a name="l00127"></a>00127         this-&gt;removeLostTrackings = removeLostTrackings;
<a name="l00128"></a>00128         this-&gt;actualFrame = 0;
<a name="l00129"></a>00129     }
<a name="l00130"></a>00130 
<a name="l00132"></a><a class="code" href="classQVTrackingManager.html#acec53213e5307ad028937819a9db5782">00132</a>     <a class="code" href="classQVTrackingManager.html#acec53213e5307ad028937819a9db5782" title="Default destructor.">~QVTrackingManager</a>() { };
<a name="l00133"></a>00133 
<a name="l00139"></a>00139     <span class="keywordtype">void</span> <a class="code" href="classQVTrackingManager.html#a2cc4a4e200c32f2db347a1c217499f0e" title="Update the tracking hash with the updated feature hash.">updateTrackings</a>(QHash&lt;int, QVKLTTrackerFeature&gt;* tracks);
<a name="l00140"></a>00140 
<a name="l00145"></a>00145     QList&lt;int&gt; <a class="code" href="classQVTrackingManager.html#aba824019bf7e2b1c35dc427cc2fa67b6" title="Get all features tracked in a given frame.">getTrackingsAtFrame</a>(<span class="keywordtype">int</span> frame);
<a name="l00146"></a>00146 
<a name="l00150"></a>00150     QList&lt;int&gt; <a class="code" href="classQVTrackingManager.html#ab74651fa44e436a6bf92022163484e60" title="Get all features tracked in the last frame.">getTrackingsAtLastFrame</a> ();
<a name="l00151"></a>00151 
<a name="l00155"></a><a class="code" href="classQVTrackingManager.html#a886dbb89684607ec13f1897078d05780">00155</a>     QHash&lt;int, QVKLTFeatureTracking&gt; <a class="code" href="classQVTrackingManager.html#a886dbb89684607ec13f1897078d05780" title="Get all trackings.">getTrackings</a> ()<span class="keyword"> const </span>{
<a name="l00156"></a>00156         <span class="keywordflow">return</span> trackings;
<a name="l00157"></a>00157     }
<a name="l00158"></a>00158 
<a name="l00163"></a><a class="code" href="classQVTrackingManager.html#a4e44c9d0551aa0e610ad3d1008643a67">00163</a>     <a class="code" href="classQVKLTFeatureTracking.html" title="Class to store the successive positions of an individual feature tracked in a video...">QVKLTFeatureTracking</a>&amp; <a class="code" href="classQVTrackingManager.html#a4e44c9d0551aa0e610ad3d1008643a67" title="Get the tracking corresponding to a given individual feature.">getFeatureTracking</a> (<span class="keywordtype">int</span> <span class="keywordtype">id</span>) {
<a name="l00164"></a>00164         <span class="keywordflow">return</span> trackings[id];
<a name="l00165"></a>00165     }
<a name="l00166"></a>00166 
<a name="l00167"></a>00167 <span class="keyword">private</span>:
<a name="l00168"></a>00168     QHash&lt;int, QVKLTFeatureTracking&gt; trackings;
<a name="l00169"></a>00169     <span class="keywordtype">bool</span> removeLostTrackings;
<a name="l00170"></a>00170     <span class="keywordtype">int</span> actualFrame;
<a name="l00171"></a>00171 };
<a name="l00172"></a>00172 
<a name="l00173"></a>00173 <span class="preprocessor">#endif // QVKLTFEATURETRACKING_H</span>
</pre></div></div>
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<center><a href="http://perception.inf.um.es/QVision">QVision framework</a>.
<a href="http://perception.inf.um.es">PARP research group</a>.
Copyright &copy; 2007, 2008, 2009, 2010, 2011.</center>
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